/*
 * Copyright (C) 2001-2017 Jacek Sieka, arnetheduck on gmail point com
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#pragma once


#if !defined(BZ_UTILS_H)
#define BZ_UTILS_H

#include <bzlib.h>

class BZFilter
{
	public:
		BZFilter();
		~BZFilter();
		/**
		* Compress data.
		* @param in Input data
		* @param insize Input size (Set to 0 to indicate that no more data will follow)
		* @param out Output buffer
		* @param outsize Output size, set to compressed size on return.
		* @return True if there's more processing to be done.
		*/
		bool operator()(const void* in, size_t& insize, void* out, size_t& outsize);
	private:
		bz_stream zs;
};

class UnBZFilter
{
	public:
		UnBZFilter();
		~UnBZFilter();
		/**
		* Decompress data.
		* @param in Input data
		* @param insize Input size (Set to 0 to indicate that no more data will follow)
		* @param out Output buffer
		* @param outsize Output size, set to decompressed size on return.
		* @return True if there's more processing to be done
		*/
		bool operator()(const void* in, size_t& insize, void* out, size_t& outsize);
	private:
		bz_stream zs;
};

#endif // !defined(BZ_UTILS_H)

/**
 * @file
 * $Id: BZUtils.h 568 2011-07-24 18:28:43Z bigmuscle $
 */
